に就て[nitsuite] concerning
に就き[nitsuki] because of
去就[kyoshuu] committing one's self
就いては[tsuiteha] in line with this
就きましては[tsukimashiteha] in line with this

就く[tsuku] to ascend (the throne)
就ける[tsukeru] to install (a king, emperor, etc.)
就学[shuugaku] entering school
就学義務[shuugakugimu] compulsory school attendance
就学児童[shuugakujidou] school child

姫鱒[himemasu] kokanee (landlocked variety of sockeye salmon, Oncorhynchus nerka)
河鱒[kawamasu] brook trout (Salvelinus fontinalis)
紅鱒[benimasu] sockeye salmon (Oncorhynchus nerka)
小豆鱒[azukimasu] rock cod
虹鱒[nijimasu] rainbow trout (Oncorhynchus mykiss)

樺太鱒[karafutomasu] pink salmon (Oncorhynchus gorbuscha)
小鱒[komasu] baby trout
塩鱒[shiomasu] salted mackerel
国鱒[kunimasu] Oncorhynchus nerka kawamurae (rare Japanese subspecies of sockeye salmon)