“certain”

The (thing) here (used in indicating something or someone nearby).

A person who identifies as male, or animal already known or implied.

Which, especially which of an open-ended set of possibilities.

simple subjunctive of be

A certain number (multiple but not all).

To perceive the truth or factuality of; to be certain of; to be certain that.

To perceive or detect someone or something with the eyes, or as if by sight.

To ponder, to go over in one's mind.

An uncertain duration of time, a period of time.

An uncertain or unspecified thing; one thing.

At all times; throughout all time; since the beginning.

To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence.

Physically secure and certain, non-failing, reliable.

To physically place (sth or sb swh).

Any nounal word or phrase which indicates a particular person, place, class, or thing.

Up to the time of (something happening); pending.

To put (something) down, to rest.

The circumstances of a certain time.

Sufficiently.

To look at and interpret letters or other information that is written.

To accept as true, particularly without absolute certainty (i.e., as opposed to knowing).

Perhaps, possibly.

To communicate, usually by means of speech.

The capability for rational thought.

Yes.

Able but not certain to happen; neither inevitable nor impossible.

A group sharing common characteristics, such as the same language, law, religion, or tradition.

A (usually self-sustaining) chemical reaction involving the bonding of oxygen with carbon or other fuel, with the production of heat and the presence of flame or smouldering.

A gathering of people for the purchase and sale of merchandise, often periodic at a set time.

On some occasions, over some periods, or in certain circumstances, but not always.

The generally unidirectional movement of a gas or fluid.

One of four seasons, traditionally the second, marked by the longest and typically hottest days of the year due to the inclination of the Earth and thermal lag. Typically regarded as spanning either the period between the summer solstice to the autumnal equinox, or the months of June, July, and August in the Northern Hemisphere and the months of December, January and February in the Southern Hemisphere.

The place where anything is fixed; situation; local position

A well-known convention (often the most well-known of a certain field) which supposedly can not or should not be broken.

A purported inferior has certain rights or prerogatives, even in the presence of a purported superior.

To emerge or become known, especially unexpectedly.

To align; to put in alignment; to put in correct adjustment for smooth running.

To reveal a non-obvious or hidden aspect of a plan or situation to (a person).