If you "only scratch the surface," that means you are not getting down to the actual problem. You are only on the very outside of things, and there is a lot more that you have not even begun to work on.
My cat scratch me badly
does birch hardwood scratch easy
Diamond will scratch everything, including diamond.
No, gypsum cannot scratch topaz. Minerals with a higher number on the Moh's Hardness Scale can scratch minerals that are lower-numbered, but lower numbers can't scratch higher numbers. A mineral would have to have a number higher than an 8 on the Moh's hardness scale in order to scratch topaz.
yes.
start from scratch
Start from scratch is an idiom it is not a part of speech. It contains a verb -start, a preposition - from and a noun - scratch
Get back in the saddle.
Scratch the Surface - 1997 is rated/received certificates of: USA:PG
scratch the surface means going over something briefly without much detail.
That means that you are just starting to comprehend a problem or just barely starting to solve a problem. It can mean to see or grasp only part of the whole picture. Examples: "All the stars that you see in the sky only starts to scratch the surface when compared to all the stars in the universe." "The drug related arrests and the sex scandals only begin to scratch the surface of what is really wrong with the school." A related idiom is "a drop in the bucket." That means just a part of an issue or only a part of what needs to be done. Example: "The ten dollar donation is just a drop in the bucket when compared to what is needed to rebuild the church."
Scratch or engrave the surface.
RFP is not an idiom. It's an abbreviation.
It's not really an idiom. It means "what are you thinking about."
It is not an idiom, it means your nose is itching.
idiom means expression like a page in a book
It's not an idiom. It means the tip of your nostril.