English tumescence

← English -esce (cognate)

← English -escence (affix)

← French tumescence (borrowed)

← Proto-Indo-European *tewh₂- (root)

← Proto-Indo-European *tum-éh₁- (derived)

← Proto-Indo-European *tum- (mention)

← Latin tumescēns (derived)

← Latin tumēscō (mention)

← Latin tumeō (mention)

← Latin -ēscō (mention)

→ English detumescence (prefix)