impressionably

Etymology tree
Proto-Indo-European *h₁én
Proto-Italic *en
Proto-Italic *en-
Latin in-
Proto-Indo-European *per-?
Proto-Indo-European *pres-der.
Proto-Italic *pres-
Latin premō
Latin imprimō
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin impressiōnembor.
French impression
Proto-Italic *-āzi
▲
Latin -ereinflu.
Latin -āre
Old French -ier
Middle French -er
French -er
French impressionner
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ābilis
Old French -able
Middle French -able
French -able
French impressionnable
English impressionable
Proto-Indo-European *leyg-der.
Proto-Germanic *līkąder.
Proto-Germanic *-līkaz
Proto-Germanic *-ê
Proto-Germanic *-līkê
Proto-West Germanic *-līkē
Old English -līċe
Middle English -ly
English -ly
English impressionably
From impressionable + -ly.