One
Hipbone is one word.
Yes, in the word "underground," "under-" is the prefix, "ground" is the root word, and there is no suffix.
"Hardworking" is one word.
"Doorway" is one word.
It is one word.
One word - not sure if it's the only one - is underground
The one word synonym for "underground passageway" is "tunnel".
subterranean
It is used as one word.
By defintion, a tunnel is underground.
no it is not an one word it is of two word
Hipbone is one word.
I think the word "ongoing" is only one word, but it has two syllables that are two separate words.
The word "hairbrush" is typically written as one word, not two.
It is one word.
one word
One word, two syllables