Grammar for Everyone - Barbara Dykes 2007

Adverbial clause of concession
Introduction
Part II The parts of speech

This clause tells you that something happened in spite of another occurrence.

Finite verbs:  like, do wish

Main clause:  I do not wish to study entomology

Conjunction:  although

Subordinate clause: I like insects

Adverbial clause of concession modifying the verb ’do (not) wish’ in the main clause

Complex sentence