彼はもしかすると来ないかもしれない

N5 彼 kare he N3 もしかすると moshika suru to perhaps, maybe, by chance N3 来 rai next, coming, prefix for time N5 ない nai there isn't, doesn't have N3 かもしれない kamoshirenai maybe, perhaps

N3 彼 hi / kare, kano, ka.no he, that, the N5 来 rai, tai / ku.ru, kita.ru, kita.su, ki.tasu, ki.taru, ki, ko come, due, next

N4 〜かもしれない kamoshirenai Indicates uncertain possibility, attaches to verb adjective or noun, means maybe or it may be that N4 〜し shi Indicates multiple reasons or qualities, connects clauses or adjectives, means besides that, and also N5 〜と to Indicates company, quotation, natural condition, complete list, or direct connection between elements N5 〜も mo Means also, adds another similar item, often replaces particles such as wa ga or o N5 〜か ka Marks a question, alternative, or uncertainty, appears at the sentence end or between options N5 〜は wa Marks the topic of the sentence, indicates what the sentence is about, can contrast with another element, organizes main information