One option is towering.
No, "bashful" is not a verb. It is an adjective that describes someone who is shy or easily embarrassed.
calming, reassuring
Participle?
A particple is a group of words that indicate adjective meaning. That means they are a word that descibes something and has an ending of ed, ing, s, ect.
what words end with ing for sun
The wrapping on the gift was lovely. Agerund
freezing,
Coloring
understating
avoidingbreakingcrawlingdrinkingenduringfloatingguessinghumoringinvitinglisteningmountingnoticingorderingpressingprintingquittingroastingstealingtreadingunendingvouchingwateringyielding
The word is dawning.
A participle that modifies would have to be the adjective. A participle that is an adjective ends in -ing; the noun that it modifies usually follows directly after it, for example 'fishing pole' or 'bowling ball'.A participle that is not and adjective is a verb: I was bowling with my brother.A noun form ending in -ing is a verbal noun called a gerund: Fishing is my hobby.