Words starting with "B"

Only, solely

Little oner (endearing term for a quantity or value of one, used for an object such as a coin, a die, or a playing card)

A million

A millionaire

A million's quantity

One-headed, monocephalous

Single-colored, single-coloured, monochrome, uni-coloured

One-eyedness

One-eyed person

One-eyed

One-legged (person or animal)

One-legged (object)

One-way (glass)

In one and the same way

Once

Once only

Onetime

One-handed

Singular (grammatical number, as opposed to plural)

Singular

At one go

Of one column, single-column

Balsam

To embalm

One kind of

Monolith

Simplicity

Simple

Simply, in a simple way

Naiveety, simple heartedness

Naive

Simplicity

To be simple

To simplify

Monovalency, univalence

Monovalent, univalent

For one voice

A one-year-old (person)

Of one year, one-year

One millionth (0.000001), 1*10^6, micro

Concentric

A contract, an essay, a treaty

(state of) agreeing, agreement

Agreed

Becoming agreed, agreement, understanding

To come to terms (with), to become agreed

In accord with

To determine something by agreement, to stipulate, to make agree, to arrange (by mutual consent), to reconcile

Unity

Prime interval (music)