Similar to singultim
- singultus – death rattle, gasping, sobbing
- singulto – to sob
- singulariter – especialy, exceedingly, one by one
- singularis – alone, alone of its kind, machless, solitary, unique
- sincerus – genuine, real
- singuli – one apiece, one each, separate, single
- singulus – one at a time, one each, separate, single