cottonweed

As nouns the difference between terms and cottonweed

is that terms is while cottonweed is any of several unrelated plants that have downy heads.

As nouns the difference between cottonseed and cottonweed

is that cottonseed is the seed of the cotton plant while cottonweed is any of several unrelated plants that have downy heads.

As an adjective downy

is having down, covered with a soft fuzzy coating as of small feathers.

As a noun cottonweed is

any of several unrelated plants that have downy heads.

As nouns the difference between plant and cottonweed

is that plant is an organism that is not an animal, especially an organism capable of photosynthesis typically a small or herbaceous organism of this kind, rather than a tree while cottonweed is any of several unrelated plants that have downy heads.

As a verb plant

is to place (a seed or plant) in soil or other substrate in order that it may live and grow.