We don't have synonyms for cunnel yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are tunnel, funnel and runnel.
(n) :
Pronunciation spelling of colonel. [A commissioned officer in an armed military organization, typically the highest rank before flag officer ranks (generals). It is generally found in armies, air forces or naval infantry (marines).]
(n) :
Pronunciation spelling of colonel. [A commissioned officer in an armed military organization, typically the highest rank before flag officer ranks (generals). It is generally found in armies, air forces or naval infantry (marines).]