What does 些細 mean?
些細 is a Japanese adjective meaning “trivial; trifling; slight; insignificant” in English. It is written as 些細 in kanji, ささい in hiragana, and sasai in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
そんなささいなことで私を悩まさないでくれ。
Don't bother me with such trifles.