First and last and Heartthrob

First and last adverb - Taking everything together.

Heartthrob and first and last are semantically related in someone adored topic. In some cases you can use "Heartthrob" instead a noun phrase "First and last".

Heartthrob noun - An object of infatuation.

First and last and heartthrob are semantically related in dear topic. You can use "First and last" instead a noun "Heartthrob", if it concerns topics such as prize.