centība

Etymology
From. The standard present stem for this verb has š (es cenšos, “I try”), but dialectally also t (es centos), which explains why there are derived forms with t, like, , and with s, like or  (and also, colloquially, , ).

Noun

 * 1) industriousness, diligence, dedication, zeal quality of one who is industrious, hard-working, diligent