optimist

As nouns the difference between opportunist and optimist

is that opportunist is someone who takes advantage of any opportunity to advance his own situation, placing expediency above principle while optimist is a person who expects a favourable outcome.

As nouns the difference between optimist and meliorist

is that optimist is optimist while meliorist is a proponent of meliorism.

As an adjective meliorist is

of or relating to meliorism.

As an adjective enthusiastic

is with zealous fervor; excited, motivated.

As a noun optimist is

optimist.

is likely misspelled.

has no English definition.

As a noun optimist

is a person who expects a favourable outcome.

As a noun optimist

is a person who expects a favourable outcome.

As an adjective buoyant is

having buoyancy; able to float.

As an adjective empathetic

is showing empathy for others, and recognizing their feelings etc; empathic.

As a noun optimist is

a person who expects a favourable outcome.

Optimisim is often a misspelling of optimist.

Optimisim has no English definition.

As a noun optimist is

a person who expects a favourable outcome.

As a verb optimise

is standard spelling of from=non-Oxford British spelling|optimize|lang=en.

As a noun optimist is

a person who expects a favourable outcome.

As nouns the difference between taxonomy and optimist

is that taxonomy is the science or the technique used to make a classification while optimist is optimist.

As a verb exacerbate

is to make worse (pain, anger, etc.); aggravate.

As a noun optimist is

a person who expects a favourable outcome.