No, gestured is a verb. Superlatives are adjectives or adverbs.
Sleep is a noun and does not have a superlative. Sleepy is an adjective and the superlative is "sleepiest."
most superlative is the superlative form of superlative
superlative of quiet
comparative tinier superlative tiniesttinier
Longest is the superlative.
Gesturing with your hands while you talk
The present participle of gesture is gesturing----------------See also Related questions below.
gerund or verb
Gesturing by pointing a finger
Sleep is a noun and does not have a superlative. Sleepy is an adjective and the superlative is "sleepiest."
The superlative for willing would be "most willing." There is no one-word superlative.
"Bib" is a noun and, as such, does not have a superlative form.
"Studying" is not a superlative, as it is not an adjective. "Most studious" is a superlative of "studious."
most superlative is the superlative form of superlative
Tallest is the superlative.
superlative of quiet
bigger is the comparativebiggest is the superlative