Certainly, for Sure, Definitely
This page is the CodyCross answer for the clue below from Under the sea, Group 38, Puzzle 1.
Question is: Certainly, for Sure, Definitely
and the answer is: DOUBTLESS
Word Meaning:
DOUBTLESS — Characterized by or experiencing no doubt at all, certain; undoubted; undoubting.
Definitions from Wiktionary.