Being sympathetic. Knowledge about something or someone. To know the meaning of language, what someone says.

waste gases or air expelled from engine. To entirely use up a resource, possibilities etc..

Entry into a position, organization or office.

make or manufacture.

used to emphasize basic, fundamental, or intrinsic nature of person or thing.

(of phone call) paid for by person receiving it. By asking the receiver of a call to pay for it. To increase or build up into a pile over time.

planned or conceived in detail for specific purpose. To plan in a particular way to fulfill a purpose.

substance made by mixing others.

catch fire or cause to catch fire.

(Of food) that you didn't eat at a meal. something remaining after rest has been used.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. moving in one side and out of other side of.

To release or push something (e.g. air) out.

continuous physical force exerted on object. Anxieties caused by difficult problems. To persuade or force someone to do something.

shaped sheet or ring of rubber or other material sealing junction between two surfaces in engine. Rubber seal between two parts joined together.

Loud and sudden expression of emotion.