干劲儿

幹勁兒
gànjìnr
  1. (Mandarin) Erhua form of 幹勁／干劲 (gànjìn).
  2. Erhua form of 幹勁／干劲 (gànjìn).

Wiktionary

Entry Composition

1 干劲 gànjìn enthusiasm for doing sth
=2 儿 ér
  1. child
  2. son
=2 儿 r
  1. non-syllabic diminutive suffix
  2. retroflex final