an adjective describes a noun like blue (adj) sky (n); intelligent (adj) person (n); fast (adj) runner (n). If you can say "A" runner, "The" runner, it is a noun. So runner is a person, place or thing - noun.
No, it is not. A sprinter is a runner (a person), so is a noun.
Participle Adjective
The word member is not an adjective in the sentence.
No, calmly is an adverb. The word calm is the adjective form, as used as a verb. Most words with the suffix -ly are adverbs. There are many adjectives that can be transformed to adverbs by adding the -ly suffix. For example, in the sentence "That runner is quick", the adjective quick describes the noun runner, but in the sentence "That runner runs quickly", the adverb quickly describes the verb runs. Be careful; there are exceptions (ally, lily, etc.).
The plural form is skills.
The word member is not an adjective in the sentence.
'tireless' is an adjective. Adjectives describe things or 'nouns'example -The runner was tireless. 'Tireless' describes the condition of the runner ie. they do not seem to get tired . 'Runner' is a noun; 'tireless' describes the noun.p.s. If a car was without tyres it would be 'tyreless' :)
Yes, an adverb can modify an adjective. For instance, you could say "I saw a very fast runner." Very, an adverb, modifies fast, an adjective. Another example is "The shelf is too high" where too (adverb) modifies high (adjective).
No, what about 'fast'? As in "Wow! That girl is FAST!" or "Look at that fast runner near the grocery store! He so fast!".
It can be. The word out can modify a noun in situations such as "The light on the corner is out" / "We are out of milk" / "The runner was out at third base" (i.e. thrown out, using an adverb).
No, marathons is a plural noun. The singular form may be used as a noun adjunct (e.g. marathon runner).
it changes an adjective into a noun. He is an efficient runner. ----> adjective He is efficient -----> predicate adjective. What is his efficiency? -----> noun objective case. Efficiency is a desirable quality. ----> noun subjective case. He is a democratic ruler. ---> adjective. His rule is democratic. ------> predicate adjective. The best of all governments is democracy. ------> noun objective case. Democracy is coming to the U.S.A. --> noun subjective case (Song by Lenard Cohen)