As adjectives the difference between tremendous and marvellous

is that tremendous is awe-inspiring; terrific while marvellous is (uk) exciting wonder or surprise; astonishing; wonderful.

As a conjunction whereas

is .

As an adverb wherefor is

(dated).

As adverbs the difference between curiously and intently

is that curiously is in a curious manner while intently is in an intent or focused manner.

As adjectives the difference between pushy and insistent

is that pushy is aggressively ambitious; overly assertive, bold or determined while insistent is (obsolete) standing or resting on something.

As verbs the difference between pretreat and preprocess

is that pretreat is to give something a treatment prior to another operation while preprocess is (computing) to process in advance.

As a proper noun bae

is of korean origin.

As a noun sweetie is

a person who is much loved.

As conjunctions the difference between either and except

is that either is introduces the first of two options, the second of which is introduced by "or" while except is with the exception (that); used to introduce a clause, phrase or adverb forming an exception or qualification to something previously stated.

As a determiner either

is each of two.

As a pronoun either

is both, each of two or more.

As an adverb either

is as well.

As a verb except is

to exclude; to specify as being an exception.

As a preposition except is

with the exception of; but.

As a noun disposition

is disposal.

As a verb decommission is

to take out of service or to render unusable.

As a noun high

is (obsolete) thought; intention; determination; purpose or high can be a period of euphoria, from excitement or from an intake of drugs.

As an adjective high

is elevated in position or status; above many things.

As an adverb high

is in or to an elevated position.

As a verb high

is (obsolete) to rise or high can be to hie; to hasten.

As a proper noun live is

, a variant of liv.

As verbs the difference between erected and established

is that erected is (erect) while established is (establish).

As an adjective established is

of a religion, church etc: formally recognized by a state as being official within that area.