Trepeika

Cf. Trepė́nas, Trepõkas, Trepãvičius, Trepuilà, Trepùlis (see). The origin of the root trep- is not entirely clear. Perhaps cf. lit. trepénti „minti trepsint, trepsėti; bėgti trepsint“ (DLKŽ). See also Z. Zinkevičius, 1977, p. 210.