maintain

As a noun do

is the bright time of the day (chiefly in adverbial constructions).

As a verb maintain is

(obsolete|transitive) to support (someone), to back up or assist (someone) in an action.

As verbs the difference between contain and maintain

is that contain is to hold inside while maintain is to support (someone), to back up or assist (someone) in an action.

As verbs the difference between maintain and steady

is that maintain is to support (someone), to back up or assist (someone) in an action while steady is to stabilize something; to prevent from shaking.

As an adjective steady is

firm in standing or position; not tottering or shaking; fixed; firm.

As a noun steady is

a regular customer.

As verbs the difference between guard and maintain

is that guard is to protect from danger; to secure against surprise, attack, or injury; to keep in safety; to defend while maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action.

As a noun guard

is a person who, or thing that, protects or watches over something.

Maintain is a related term of beget.

As verbs the difference between maintain and beget

is that maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action while beget is to cause; to produce.

Copy is a related term of maintain.

As verbs the difference between copy and maintain

is that copy is (label) to produce an object identical to a given object while maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action.

As a noun copy

is the result of copying; an identical duplicate of an original.

Maintain is a related term of absolve.

As verbs the difference between maintain and absolve

is that maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action while absolve is to set free, release or discharge (from obligations, debts, responsibility etc) .

Presuppose is a related term of maintain.

As verbs the difference between presuppose and maintain

is that presuppose is while maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action.

As verbs the difference between provide and maintain

is that provide is to make a living; earn money for necessities while maintain is to support (someone), to back up or assist (someone) in an action.

Maintain is a related term of endure.

As verbs the difference between maintain and endure

is that maintain is (obsolete|transitive) to support (someone), to back up or assist (someone) in an action while endure is .