Anagrams of: INTERSTRATIFYING

• divide society into social classes or castes

• form layers or strata

• develop different social levels, classes, or castes

• form, arrange, or deposit in layers

• render fertile and preserve by placing between layers of earth or sand

• causing extreme terror

• give testimony in a court of law

• provide evidence for

• convert into nitric acid, nitrous acid, or nitrate, especially with the action of nitrobacteria

• treat with nitrogen or a nitrogen compound

• treat (soil) with nitrates

• a social club for male undergraduates

• people engaged in a particular occupation

• approve and express assent, responsibility, or obligation

• turn into gas

• lessen the density or solidity of

• make more subtle or refined

• weaken the consistency of (a chemical substance)