It could be either honestest or most honest; I would prefer the latter for esthetic reasons.
The comparative form of "honest" is "more honest," and the superlative form is "most honest."
Comparative-more honest Superlative-most honest Trust me. Since you cannot add "er" or "est," and the adjective is a regular adjective, you can only add "more" and "most."
Comparative: nobler Superlative: noblest
wiser, wisest
wiser, wisest
The comparative form of "honest" is "more honest," and the superlative form is "most honest."
most honest
Comparative-more honest Superlative-most honest Trust me. Since you cannot add "er" or "est," and the adjective is a regular adjective, you can only add "more" and "most."
more honest most honest.
more sincere -- James is more sincere than Melissa most sincere -- James is the most sincere person I know.
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.
"Studying" is not a superlative, as it is not an adjective. "Most studious" is a superlative of "studious."
"Bib" is a noun and, as such, does not have a superlative form.
Tallest is the superlative.
superlative of quiet
most superlative is the superlative form of superlative