Cambridge University English Vocabulary Lists

Cambridge University publishes several ESL Vocabulary Lists based on level (A = beginning).  Here are links to several of their lists.

Pre A1 with pictures (for children)

PreA1,A1 & A2 (2018)

A2

Preliminary for Schools (PET). Scroll to the end for topical vocabulary

B1 Preliminary

KET (Key English Test)

Business Preliminary