Antonyms of verb burden

1 of 2 senses of burden

Sense 1
burden, burthen, weight, weight down -- (weight down with a load)
       Antonym of unburden (Sense 2)
      => unburden, disburden -- (take the burden off; remove the burden from; "unburden the donkey")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb burden

2 senses of burden

Sense 1
burden, burthen, weight, weight down -- (weight down with a load)
       => charge -- (fill or load to capacity; "charge the wagon with hay")

Sense 2
charge, saddle, burden -- (impose a task upon, assign a responsibility to; "He charged her with cleaning up all the files over the weekend")
       => command, require -- (make someone do something)

Antonyms of adj burdened

2 senses of burdened

Sense 1
burdened (vs. unburdened) -- (bearing a heavy burden of work or difficulties or responsibilities; "she always felt burdened by the load of paper work")

unburdened (vs. burdened) -- (not burdened with difficulties or responsibilities; "unburdened by an overarching theory"- Alex Inkeles)
        => unencumbered -- (not burdened with cares or responsibilities; "living an unencumbered life")

Sense 2
burdened, heavy-laden, loaded down -- (bearing a physically heavy weight or load; "tree limbs burdened with ice"; "a heavy-laden cart"; "loaded down with packages")

INDIRECT (VIA encumbered) -> unencumbered -- (free of encumbrance; "inherited an unencumbered estate")

Similarity of adj burdened

2 senses of burdened

Sense 1
burdened (vs. unburdened) -- (bearing a heavy burden of work or difficulties or responsibilities; "she always felt burdened by the load of paper work")
       => bowed down (predicate), loaded down (predicate), overburdened, weighed down (predicate) -- (heavily burdened with work or cares; "bowed down with troubles"; "found himself loaded down with responsibilities"; "overburdened social workers"; "weighed down with cares")
       => laden, oppressed -- (burdened psychologically or mentally; "laden with grief"; "oppressed by a sense of failure")
       => saddled -- (subject to an imposed burden; "left me saddled with the bill"; "found himself saddled with more responsibility than power")

Sense 2
burdened, heavy-laden, loaded down -- (bearing a physically heavy weight or load; "tree limbs burdened with ice"; "a heavy-laden cart"; "loaded down with packages")
       => encumbered (vs. unencumbered) -- (loaded to excess or impeded by a heavy load; "a summer resort...encumbered with great clapboard-and-stucco hotels"- A.J.Liebling; "a hiker encumbered with a heavy backpack"; "an encumbered estate")