It can be, rarely, as in a knowing look. (one that implies understanding)
Knowing is the present participle of the verb to know, and may be a verb, an adjective, or a noun (gerund).
To know is a verb, as in 'I know that'.
Yes, it is an adverb. It is based on the gerund or adjective form "knowing."
A "rectangular" is an adjective, not a noun and so there is no way of knowing what the shape is. It could be a rectangular 2-d shape, a rectangular pyramid, a rectangular prism and they would all have different answers.
Cautious IS an adjective. An adjective is an action!
The word "it" is not an adjective (it is a pronoun). A word is an adjective if it modifies (defines, characterizes) a noun or pronoun. The big tent - big is an adjective He is tall - tall is an adjective This key - this (while arguably called a determiner) is a demonstrative adjective
Severe is an adjective.
The adjective of know is knowing. For instance, "When she asked if he would be alright, he gave her a knowing look". Another adjective form is all knowing, as in "Nothing gets by our all knowing professor"
Yes, it is an adverb. It is based on the gerund or adjective form "knowing."
The present participle is "knowing" (it can be a verb, or a gerund, but very rarely an adjective).
The word know is a noun as well as a verb; to be in the know (informed, aware). Noun forms for the verb to know are knower, one who knows, and the gerund knowing. The word "know" is a verb. The related word "knowledge", meaning "that which is known", is a noun.
kaleidoscopic, keen, kind,kindly, kinetic, kingly, knowing
It means "knowing" in the sense of "deliberate." Legally, a witting action is one performed knowing that it was illegal, unlawful, or could result in harm. This adjective is more commonly seen in the adverb form of the antonym (unwittingly).
"Since she knew what the lecture was about" in the first sentence is replaced by the participle phrase "Knowing what the lecture was about" in the second sentence."Knowing" is the present participle of the verb "to know". Here it works like an adjective describing "she". She was a "knowing" woman. She was a "knowing-what-the-lecture-was-about" kind of woman.
plant fossils.
She only gave the clothes a cursory look knowing she couldn't afford them. The word cursory is an adjective. You could also use the word casual.
It is an adverb. The adverb form of the adjective, sympathetic. A clue to knowing what part of speech the word is, is the -ly ending many adverbs end in -ly
Benign (harmless, inoffensive) is an adjective, not an adverb. A sentence using the adverb, benignly. "He smiled benignly at the bullies, knowing that he would have his revenge on them in a few hours."
The word know can be a noun or a verb depending on the context. For instance saying "I know what to do." then it is a verb. But if you say something like "He is in the know." then it is a noun.