| Language | Reflex(es) | Gloss | Grammar | Sources |
|---|
| West Germanic |
| German | Allelomorph | allelomorph | n | AHD LRC |
| Old High German | morgan | morning | n.masc | W7 LRC |
| German | Format | format | n.neut | W7 LRC |
| German | Morgen | morning | n.masc | W7 LRC |
| Old Frisian | morn | morn | n | ASD LRC |
| Dutch | morgen | morning | n | W7 LRC |
| Old Saxon | mirki | murky | adj | LRC |
| Old Saxon | morgan | morning | n | ASD LRC |
| English |
| English | filiform | shaped like filament | adj | AHD W7 LRC |
| English | allelomorph | allele | n | AHD W7 LRC |
| English | amorphous | shapeless, without form | adj | TLL LRC |
| English | conform | to bring into harmony/agreement | vb | AHD W7 LRC |
| English | deform | to spoil form of | vb | AHD W7 LRC |
| English | -form | resembling, in form/shape of | adj.sfx | AHD W7 LRC |
| English | form | shape/structure (as distinguished from material) | n | AHD W7 LRC |
| English | formal | re: essential structure/constitution | adj | AHD W7 LRC |
| English | formant | band/component of speech sound | n | AHD W7 LRC |
| English | format | shape/size/general makeup | n | AHD W7 LRC |
| English | formula | set phrasings for use in ritual/ceremony | n | AHD W7 LRC |
| English | inform | to impart material form to | vb | AHD W7 LRC |
| English | mere | absolute, undiminished | adj | AHD W7 LRC |
| English | metamorphosis | change in physical form/structure/substance | n | AHD W7 LRC |
| English | mirk | murk | n | W7 LRC |
| English | Mirkwood | gloomy forest in Tolkien: The Hobbit, The Lord of the Rings | prop.n | LRC |
| English | mirky | murky | adj | W7 LRC |
| English | morganatic | re: marriage of social unequals where no titles/estates are shared | adj | AHD LRC |
| English | morgen | Dutch/southern African land unit | n | AHD W7 LRC |
| English | morn | dawn | n | AHD W7 LRC |
| English | morning | dawn | n | AHD W7 LRC |
| English | -morph | form, shape, structure, appearance | sfx | AHD LRC |
| English | morpheme | meaningful linguistic unit | n | AHD W7 LRC |
| English | morph(o)- | form, shape, structure, appearance | pfx | AHD LRC |
| English | morphosis | manner in which organism changes form | n | AHD LRC |
| English | morrow | morning | n | AHD W7 LRC |
| English | murk | gloom, darkness | n | AHD W7 LRC |
| English | murky | dark, gloomy | adj | LRC |
| English | platform | design, plan | n | AHD W7 LRC |
| English | reform | to amend/improve (e.g. by change of form) | vb | AHD W7 LRC |
| English | transform | to change in structure/composition | vb | AHD W7 LRC |
| English | uniform | invariant, always having same form/manner/degree | adj | AHD W7 LRC |
| Scots English | mirk | murk | n | ASD LRC |
| Old English | mi(e)rce, myrce | mirk, murk | n.neut | IEW ASD LRC |
| Old English | morgen | morrow, morning | n.masc | W7 LRC |
| Middle English | amorwe | on the next day | adv | MEV LRC |
| Middle English | conformen | to conform | vb | W7 LRC |
| Middle English | deformen | to deform | vb | W7 LRC |
| Middle English | forme | form | n | W7 LRC |
| Middle English | informen | to inform | vb | W7 LRC |
| Middle English | mere | mere | adj | W7 LRC |
| Middle English | mirke | mirk | n | W7 LRC |
| Middle English | morwen, morn, morning | morn, morning | n | W7 LRC |
| Middle English | reformen | to reform | vb | W7 LRC |
| Middle English | transformen | to transform | vb | W7 LRC |
| North Germanic |
| Old Norse | morginn | morning | n.masc | LRC |
| Old Norse | myrkr | murky | adj | LRC |
| Old Icelandic | myrkvi | murk | n.masc | LRC |
| Old Icelandic | Myrk-viðr | east Europe forest, lit. Murk-wood | prop.n.masc | LRC |
| Icelandic | mjörkvi | murk, thick fog | n | ASD LRC |
| Icelandic | morginn | morning | n | ASD LRC |
| Icelandic | myrkr | murk | n.neut | ASD LRC |
| Danish | morgen | morning | n | ASD LRC |
| Danish | mörke | murk | n | ASD LRC |
| Swedish | morgon | morning | n | ASD LRC |
| Swedish | mörker | murk | n | TLL LRC |
| East Germanic |
| Gothic | maúrgins | morning | n.str.masc | LRC |
| Italic |
| Latin | conformo, conformare | to shape | vb | W7 LRC |
| Latin | deformo, deformare | to deform | vb | W7 LRC |
| Latin | forma | form, shape, beauty | n.fem | W7 LRC |
| Latin | -formis | shaped | sfx | W7 LRC |
| Latin | formō, formāre, formāvī, formātus | to form, shape | vb | W7 LRC |
| Latin | formula | beauty, formula | n.fem | W7 LRC |
| Latin | informo, informare | to form, fashion | vb | W7 LRC |
| Latin | merus | pure, unmixed | adj | W7 LRC |
| Latin | metamorphosis | metamorphosis | n.fem | W7 LRC |
| Latin | reformo, reformāre | to form again | vb | W7 LRC |
| Latin | transformo, transformāre | to change form | vb | W7 LRC |
| Latin | uniformis | of one shape | adj | W7 LRC |
| Portuguese | forma | form | n | TLL LRC |
| Spanish | horma | form | n | TLL LRC |
| Old French | forme | form, shape | n.fem | W7 LRC |
| Middle French | conformer | to conform | vb | W7 LRC |
| Middle French | deformer | to deform | vb | W7 LRC |
| Middle French | enformer | to inform | vb | W7 LRC |
| Middle French | plate-forme | diagram, map, flat form | n.fem | W7 LRC |
| Middle French | reformer | to form again | vb | W7 LRC |
| Middle French | uniforme | uniform | adj | W7 LRC |
| French | format | format | n.masc | W7 LRC |
| French | forme | form | n | TLL LRC |
| French | morphème | morpheme | n.masc | W7 LRC |
| Italian | forma | form | n | TLL LRC |
| Balto-Slavic |
| Latvian | pamirkšķināt, pamirkšķinu, pamirkšķināju | to blink | vb | LRC |
| Hellenic |
| Greek | amorphos | amorphous | adj | AHD LRC |
| Greek | μεταμορφόω | to transform | vb | LRC |
| Greek | metamorphōsis | metamorphosis, transformation | n.fem | W7 LRC |
| Greek | morphē | form | n.fem | W7 LRC |