Similar to infremo
- infrequentia – emptiness, loneliness, scantiness
- infrequens – infrequent, scanty, thin, thinly populated, uncrowded
- infregi – discourage, impari, to beak, weaken
- infreno – break in, check, restrain, to bridle
- infrenis – unbridled
- infrenus – unbridled
- infrenatus – without a bridle