obligato

As a letter s

is the letter s with a.

As a noun obligato is

.

As a verb obligate

is (transitive|north america|scottish) to bind, compel, constrain, or oblige by a social, legal, or moral tie.

As an adjective obligate

is (biology) able to exist or survive only in a particular environment or by assuming a particular role.

As a noun obligato is

.

As nouns the difference between obligato and obligator

is that obligato is while obligator is (legal) one who establishes an obligation under law.

As nouns the difference between taxonomy and obligato

is that taxonomy is the science or the technique used to make a classification while obligato is an alternative spelling of lang=en.