What context can I use each word in?
Learn when and how to use these words with these examples!
underlap
Example
The roof shingles should underlap the edge of the gutter. [underlap: verb]
Example
The underlap of the carpet was visible where it met the baseboard. [underlap: noun]
underneath
Example
The keys were underneath the pile of papers on the desk. [underneath: preposition]
Example
She wore a sweater underneath her coat to stay warm. [underneath: adverb]
Good things to know
Which word is more common?
Underneath is more commonly used than underlap in everyday language and is suitable for both formal and informal contexts.
What’s the difference in the tone of formality between underlap and underneath?
Underneath is more versatile and can be used in both formal and informal contexts, while underlap is more technical and may be more appropriate in formal or specialized settings.