Query time boosts allow matches on certain parts of the query to influence the score more than others.
All query elements can be boosted: terms, phrases, exact terms, expanded terms, proximity (only in filed groups), ranges, and groups.
term^2.4 "phrase"^3 term~0.8^4 =term^3 ~term^4 cm:name:(big * yellow)^4 1..2^2 [1 TO 2]^2 yellow AND (car OR bus)^3