There isn't an exact antonym for the word murder. Because (to) murder is a verb (an action) and you can't basically get a word that un-does an action. It's like asking what's an antonym for sleeping: it would just be "to not sleep". You may want to change up some sentences is you need to somehow fit that somewhere.
antonyms for slender
antonyms for said
antonyms of mutered
Some antonyms for adversarial:AccordanceAgreeableAmicableBeneficialConcordanceConcordConstructiveEquableFavorableHarmoniousHelpfulPeacefulPlacidPlacidlyPromisingServiceableSupportableTranquilTruceUsefulValuable
Calabash has no antonyms.
constellations antonyms
Some Antonyms for the word interpret are misinterpret and misunderstand.
Some antonyms for heartily include: gravely, indifferently.
Antonyms for delighted are displeased or dissatisfied.
Conceal, suppress are some antonyms of announce
antonyms
There are no antonyms of syntax. It's a noun.