Synonyms of the word 
CIRCUMBOREAL → BOREAL - NORTHERN
circumboreal
- adj. (biogeography) Of or pertaining to the ecoregion of abundant forest growth, particularly spanning Eurasia…
boreal
- adj. Of, relating to, or coming from the north.
northern
- adj. Of, facing, situated in, or related to the north.
- adj. (of a wind) Blowing from the north; northerly.
- adj. (Britain) Characteristic of the North of England (usually capitalised).
- n. (fishing) The northern pike.
- n. (capitalised) The Northern Line of the London Underground.
If you are interested in words, visit the following sites :
- wiktionary.org/circumboreal For complete definition of a word
- 1word.ws/circumboreal to play with words, suffixs, prefixs, etc.