From *tuyğu (“feeling, sensation; instinct”), which appears to be a medieval innovation; derived from the verb *tuy- "to notice; to feel", earliest attested in Old Turkic and Old Uyghur in the meaning "to notice".
Cognate with Kazakh тұйғы (tūiğy, “sensation, instinct”), Uzbek tuygʻu (“sensation, instinct”), Uyghur تۇيغۇ (tuyghu, “sensation, instinct”), Turkmen duýgy (“sensation, feeling”), Turkish duygu (“sensation, feeling”), etc.
тойғо • (toyğo)
| singular | plural | |
|---|---|---|
| absolute | тойғо (toyğo) | тойғолар (toyğolar) |
| definite genitive | тойғоноң (toyğonoñ) | тойғоларҙың (toyğolarźıñ) |
| dative | тойғоға (toyğoğa) | тойғоларға (toyğolarğa) |
| definite accusative | тойғоно (toyğono) | тойғоларҙы (toyğolarźı) |
| locative | тойғола (toyğola) | тойғоларҙа (toyğolarźa) |
| ablative | тойғонан (toyğonan) | тойғоларҙан (toyğolarźan) |