It means that the fog built up silently, surprisingly and silently and reminded the watcher of how a cat can seem to appear from nowhere, and soundlessly.
It is idiom or slang that has crept into the language.
Carefully is an adverb. example: The cat crept carefully past the sleeping dog. Carefully describes how the cat crept, a verb.
No, the word 'crept' is a verb, the past tense of the verb to creep (creeps, creeping, crept).Example: The tiger crept silently toward its prey.The noun form of the verb to creep is the gerund, creeping.'crypt' is a noun.
Mice make little if any noise when creeping about. Thus, this figurative expression explains that she was very quiet as she moved past the baby.
The past participle of "crept" is "crept." It remains the same in both the past tense and past participle forms.
The future tense of crept is will creep.
Crept is a verb. It is past tense of creep.
infinitive: creep past: crept past participle: crept
Crept is the past tense and the past participle of the verb to creep.
The past tense of "creep" is "crept".
Crept is already the past tense of creep.
The lion crept up on the unsuspecting prey.