аллегроcantus [us, m]
«ноу-хау» (know-how)sollertia [ae, f];
улыбкаrisus [us, m]
securus [a, um]; indiligens, ntis; negligens, ntis; incuriosus [a, um]; vacuus [a, um] (animo, animi; v. ac solutus); otiosus [a, um];