"Necessary" is an adjective. It is used to describe something that is needed or required.
"Obligatory" is an adjective that describes something that is required or necessary.
The part of speech for this particular word is a noun.
"Lingerer" is a noun. It refers to a person who lingers or stays in a place longer than necessary.
The part of speech for "answer" is a noun.
The part of speech for "unfamiliar" is an adjective.
The only necessary part of speech in a predicate is a verb, but a complete predicate may include any other part of speech, with the possible exception of an interjection.
Adding or subtracting a suffix often changes a word's part of speech.
The word essential is an adjective. It means to be necessary.
It's an adjective meaning more than necessary.
"Obligatory" is an adjective that describes something that is required or necessary.
The word vital is an adjective. It means to be necessary or essential.
The word basic is an adjective. It describes something which is essential or necessary.
Why don't you ask him? But war is a necessary part of life as long as there is a reason
The word essential is an adjective. It means to be necessary.
Excess can be a noun and an adjective. Noun: State of surpassing limits. Adjective: More than is necessary.
The word essential is an adjective. It means to be necessary.
A noun and a verb are the only two parts of speech you need. Adjectives, adverbs and others are not needed to complete a sentence but are necessary for good language usage.