Without delay and Without hesitation

Without hesitation and without delay are semantically related in quickly topic. In some cases you can use "Without hesitation" instead the phrase "Without delay" as an adverb or an adjective, when it comes to topics like abruptly, at once.

Without delay and without hesitation are semantically related in quickly topic. You can use "Without delay" instead the phrase "Without hesitation" as an adverb or an adjective, if it concerns topics such as abruptly, at once.