Anagrams of: DEIOPRSV

• give something useful or necessary to

• give what is desired or needed, especially support, food or sustenance

• determine (what is to happen in certain contingencies), especially by including a proviso condition or stipulation

• mount or put up

• make a possibility or provide opportunity for; permit to be attainable or cause to remain

• supply means of subsistence; earn a living

• take measures in preparation for

• give something useful or necessary to

• give what is desired or needed, especially support, food or sustenance

• determine (what is to happen in certain contingencies), especially by including a proviso condition or stipulation

• mount or put up

• make a possibility or provide opportunity for; permit to be attainable or cause to remain

• supply means of subsistence; earn a living

• take measures in preparation for

• established beyond doubt

• mostly social nest-building wasps

• someone who devises real property in a will

• formal expression of respect

• venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw

• having or provided with a visor or a visor of a particular kind

• be shown or be found to be

• establish the validity of something, as by an example, explanation or experiment

• provide evidence for

• prove formally; demonstrate by a mathematical, formal proof

• put to the test, as for its quality, or give experimental use to

• increase in volume

• cause to puff up with a leaven

• take a trial impression of

• obtain probate of