セイライ
Meanings
Adverb
Adjective (の)
Noun
1. by nature; naturally; by birth; innately; congenitally
Pitch accent
イライ
Composed of
nature (of a person); sex; gender; sex (i.e. sexual attraction, activity, etc.); gender; -ty
next (year, spring, etc.); coming; since (last month, etc.); for (20 years, etc.)
Examples (2 in total)
Helen is by nature an optimist.
He is by nature a generous person.