As a noun obligation

is the act of binding oneself by a social, legal, or moral tie to someone.

As a verb prove is

to demonstrate that something is true or viable; to give proof for.

As verbs the difference between group and comander

is that group is to put together to form a group while comander is to command, to implore.

As a noun group

is a number of things or persons being in some relation to one another.

As nouns the difference between publication and vocabulary

is that publication is the act of publishing printed or other matter while vocabulary is a usually alphabetized and explained collection of words e.g. of a particular field, or prepared for a specific purpose, often for learning.

As an adjective primary

is the first in a group or series.

As a noun primary

is a primary election; a preliminary election to select a political candidate of a political party.

As a verb primary

is (us|intransitive) to take part in a primary election.

As a proper noun de is

.

As a preposition de is

on (used only with the names of the days of the week).

As a symbol ven is

the iso 3166-1 three-letter (alpha-3) code for venezuela.

As a verb setto

is .

As a noun demonstration is

demonstration (act of showing and explaining).

As a noun reprehension is

reprehension.

As nouns the difference between pawl and behaviour

is that pawl is a pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (eg on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction while behaviour is the way a living creature behaves or acts.

As a verb pawl

is to stop with a pawl.

As a noun gangster is

(street gang member).

As nouns the difference between illumination and vast

is that illumination is the act of illuminating, or supplying with light; the state of being illuminated while vast is a vast space.

As an adjective vast is

very large or wide (literally or figuratively).

As an acronym VAST is

visual audio sensory theater.