As nouns the difference between dining and canteen

is that dining is eating dinner as a social function while canteen is a small cafeteria or snack bar, especially one in a military establishment, school, or place of work.

As a verb dining

is .

As a verb keep

is to continue in (a course or mode of action); not to intermit or fall from; to maintain.

As a noun keep

is (obsolete) care, notice.

As an initialism https is

(internet) hypertext transfer protocol secure (http secure), an encrypted form of information transfer on the internet.

As verbs the difference between supplant and override

is that supplant is to take the place of; to replace, to supersede while override is to ride across or beyond something.

As a noun override is

a mechanism, device or procedure used to counteract an automatic control.

As a noun delicatessen

is (countable) a shop that sells cooked or prepared foods ready for serving.

As an abbreviation node is

.

As verbs the difference between ratified and codified

is that ratified is (ratify) while codified is (codify).

As an adjective deck

is thick.

As a noun mizzy is

(obsolete) a bog or quagmire.

As nouns the difference between help and effort

is that help is (uncountable) action given to provide assistance; aid while effort is the work involved in performing an activity; exertion.

As verbs the difference between help and effort

is that help is to provide assistance to (someone or something) while effort is (uncommon|intransitive) to make an effort.

As a verb deport

is to comport (oneself); to behave.

As a noun import is

import (the act of importing).