Tmetic compound is a neologistic or poetic word formation created by fusing parts of two or more existing words at a "tmesis" point (a break within a word), resulting in a hybrid term that carries layered or ironic meanings. Unlike standard portmanteaus (e.g., "smog" from smoke + fog), tmetic compounds involve inserting one word into the middle of another—e.g., "abso-bloody-lutely"—a technique common in colloquial speech but also exploited by poets for rhythmic emphasis, humor, or subversion. In experimental poetry, tmetic compounds can critique linguistic norms or embody psychological fragmentation. For students, analyzing tmetic compounds reveals how poets manipulate morphology to challenge semantic stability and inject vernacular energy into literary language.

Compound word split by inserted element. Related to tmesis. Rare device; historical examples in Old English, Latin poetry. Study classical rhetoric for context.