T, U, V, W, Y

Tactful

• see-through; so thin that light can shine through

•  abundantly filled

• skilled at dealing with people

•  very large, good, or bad in degree or size

Tentative

• not yet finalized

•  very large, good, or bad in degree or size

• enough; just meeting a requirement

•  dangerous and unstable

Ubiquitous

•  undecorated, plain

• being everywhere at once

• unfair; not justified

• completely new and never having happened before; historic

Taut

• dangerous and unstable

• truthful or easy to perceive

• abundantly filled

•  pulled tight

Unprecedented

• urgently necessary

• completely new and never having happened before

• truthful or easy to perceive

• undecorated, plain

Urge

• to prove or declare valid

•  to encourage or persuade

• to promise

•  to prove to be reasonable

Warrant

• to emphasize or give additional weight to

• to prove to be reasonable

• to weaken or subvert

• to get on top of or overcome

Underscore

•  to emphasize or give additional weight to

• to move as ripples or in a wavy pattern

• to make visible; to revea

• to prove or declare valid

Viability

•  ability to be done in a practical or useful way

• desire or impulse

• usual mood or feelings

• someone lower in rank

Tremendous

• unfriendly; inclined to anger

• skilled at dealing with people

• very large, good, or bad in degree or size

•  enough; just meeting a requirement