Foremostly and Mostly
Webster's Revised Unabridged Dictionary
adverb
- In large part; mainly or chiefly.
- usage: "These accounts are largely inactive"
- synonyms: largely, for the most part
- Usually; as a rule.
- usage: "by and large it doesn't rain much here"
- synonyms: by and large, generally, more often than not
WordNet 3.0 © 2006 by Princeton University
(adv.) For the greatest part; for the most part; chiefly; in the main.
Webster's Revised Unabridged Dictionary