也许

1. probably, likely, perhaps, maybe

adverb (fukushi)

很多、许多、相当多、大量、慷慨

2. a lot of, much, many, considerable, large (amount), generous

nouns which may take the genitive case particle 'no' adjectival nouns or quasi-adjectives (keiyodoshi)

明日の 天気は 多分 雨でしょう。

明天大概会下雨吧。