1un·der·neath 
/ˌʌndɚˈni:θ/ preposition
/ˌʌndɚˈni:θ/ preposition 1 : below or beneath (something) : under
▪ He hid the envelope underneath his coat. ▪ She slipped a note underneath the door. ▪ The ball rolled underneath the car. ▪ He lives in the apartment underneath mine. 2 : on the bottom of (something)
▪ There was gum stuck underneath the table. 3 : hidden below (an outward appearance)
▪ Underneath her calm exterior was a nervous woman with a hot temper. ▪ They actually had a lot in common underneath their obvious differences. ▪ He might seem unkind, but underneath it all [=actually], he's a very caring person.
▪ He hid the envelope underneath his coat. ▪ She slipped a note underneath the door. ▪ The ball rolled underneath the car. ▪ He lives in the apartment underneath mine.
▪ There was gum stuck underneath the table.
▪ Underneath her calm exterior was a nervous woman with a hot temper. ▪ They actually had a lot in common underneath their obvious differences. ▪ He might seem unkind, but underneath it all [=actually], he's a very caring person.
