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  2. /All Roots
  3. /cid

cid

Latin

Variants

cidcis

Related Roots

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About This Root

From Latin caedere (to cut, strike, kill). Two major branches: cutting/precision and killing. The cutting sense gives decide (to cut off options), precise (cut short/exact), concise (cut down to essentials), and incise (to cut into). The killing sense gives homicide, suicide, genocide, and fratricide. Prefixes specify what is cut or who is killed.

Associated Words

accidentally

By chance or without intention

TOEFLB1

accidents

Unexpected events causing damage or injury

IELTSA2

bactericide

A substance that kills bacteria

C2

castrate

To remove reproductive organs; to weaken or diminish

B2

castration

Surgical removal of reproductive organs; deprivation of power

B2

chisel

A sharp-bladed tool for cutting stone, wood, or metal; to cut with such a tool

IELTSTOEFLGRE

coincidence

A remarkable accidental occurrence of events at the same time

IELTSTOEFLB2

coincident

Occurring at the same time or place; corresponding exactly

TOEFLC2

concise

Brief yet complete; expressing much in few words

IELTSTOEFLGRE

concisely

Briefly and clearly, using few words

C1

concision

Brevity and clarity of expression

C2

cut

to divide with a sharp tool; a wound or reduction

NGSL 1kIELTSA1

cutting

A piece cut from a plant or newspaper; sharp or hurtful remarks

IELTSA2

decide

to make a choice or come to a conclusion

NGSL 1kTOEFLA2

decided

Firm and resolute; clear and unmistakable

A2

decidedly

Clearly and without doubt; in a resolute manner

C1

deciduous

Shedding leaves seasonally; not permanent

TOEFLGREC2

decision

a choice made after thinking about options

NGSL 1kIELTSB1

decision-maker

A person who makes important decisions

decision-making

The process of choosing between options

decisive

Having a conclusive effect; able to make firm decisions quickly

B2

decisively

In a firm and resolute manner

C1

decisiveness

The quality of making decisions quickly and firmly

C1

excide

To cut off or remove by cutting

excise

A domestic tax on goods; to impose such a tax or remove by cutting

GREB2

excision

Surgical removal of tissue; deletion of text

C2

excisional

Relating to or performed by surgical excision

fungicide

A substance used to kill or prevent the growth of fungi

GREC2

genocidal

Relating to or constituting genocide

C2

genocide

The deliberate mass destruction of an ethnic or national group

C1

herbicide

A chemical used to kill unwanted plants

GREC2

homicide

The killing of one person by another; a person who kills

TOEFLC1

imprecise

Not exact or accurate; vague

GREC2

imprecisely

In an inexact or inaccurate manner

C2

imprecision

Lack of exactness or accuracy

C2

incidentally

By the way; as a secondary or minor matter

IELTSTOEFLB1

incise

To cut into a surface; to carve or engrave

TOEFLGREA2

incision

A cut made into something, especially a surgical cut

GREC1

incisive

Intelligently analytical and forcefully direct in expression

TOEFLGREC1

incisor

A sharp front tooth used for cutting food

GREA2

indecision

Inability to make a decision

C2

indecisive

Unable to make firm decisions; not producing a clear result

GREC2

indecisively

Without firmness or a clear outcome

C2

indecisiveness

Tendency to be unable to make firm decisions

C2

insecticide

A chemical substance used to kill insects

GREC2

patricide

The murder of one's father; one who kills their father

TOEFLC2

pesticide

A chemical used to kill harmful insects or pests

IELTSTOEFLGRE

precise

Exact and accurate in every detail; 精确的;准确的

NGSL 3kIELTSTOEFL

precisely

In an exact and accurate manner; exactly right; 精确地;恰好

NGSL 3kB2

precision

The quality of being exact and accurate

IELTSTOEFLB1

scissors

A tool with two blades used for cutting

IELTSTOEFLA2

suicidal

Relating to or likely to commit suicide; extremely dangerous or self-destructive

C2

suicide

The act of intentionally killing oneself; a person who has done so

IELTSB1

undecided

Not yet settled or resolved; not having made up one's mind

C2

vivisect

To dissect or operate on a living animal

C2