As nouns the difference between terms and underburn
is that terms is while underburn is the deliberate burning of surface fuel so as to leave the tree canopy intact.
As a verb underburn is
(obsolete) to burn up.
terms
English
Noun
(head)
Statistics
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underburn
English
Verb
(obsolete) To burn up.
To burn too little.
Noun
(
en noun)
The deliberate burning of surface fuel so as to leave the tree canopy intact.