definitely

As adverbs the difference between definitely and hopefully

is that definitely is without question and beyond doubt while hopefully is in a hopeful manner.

As adverbs the difference between properly and definitely

is that properly is in a proper manner while definitely is without question and beyond doubt.

As adverbs the difference between definitely and especially

is that definitely is without question and beyond doubt while especially is (lb) in a special manner; specially.

As adverbs the difference between surly and definitely

is that surly is (obsolete) in an arrogant or supercilious manner while definitely is without question and beyond doubt.

As an adjective surly

is (obsolete) lordly, arrogant, supercilious.

As an adverb definitely

is without question and beyond doubt.

As an adjective undefined is

lacking a definition or value.

As an adverb definitely

is without question and beyond doubt.

As an initialism gm is

general manager.

As an adverb definitely

is without question and beyond doubt.

As an adjective essential is

necessary.

As a noun essential is

a necessary ingredient.

As adverbs the difference between definitely and explicitly

is that definitely is without question and beyond doubt while explicitly is in an explicit manner.

As adverbs the difference between genuinely and definitely

is that genuinely is in a genuine manner; truthfully, truly while definitely is without question and beyond doubt.

As adverbs the difference between definitely and unequivocably

is that definitely is without question and beyond doubt while unequivocably is in an unequivocable manner.