seitsūdesu
1. Proficient; Skilled
★ Common
Noun
#187775
1. Proficient; Skilled
1. being well versed (in); being well acquainted (with)
2. (a boy's) first ejaculation; spermarche
1. Skilled in; Master of
1. Probably proficient.; Probably skilled.
1. If/when proficient; If/when skilled
1. Not proficient.; Not skilled.
1. Wasn't proficient.; Wasn't skilled.
1. Was proficient; Was skilled
1. Was not proficient.; Was not skilled.
1. Not proficient.; Not skilled.