Suffix

1. forming nouns from verbs of action

   growth, spilth, death

2. forming nouns from adjectives

   filth, strength, truth

Etymology 2

Suffix

1. Used to form the ordinal numeral when the final term of the spelled number is not "first", "second", or "third".

   The 4th of July

Suffix

1. a variant of -eth, used to form the archaic third person singular of verbs

   come → cometh