Strong efforts made to do something difficult. To try very hard to do something difficult.

From one end or side of something to the other. expressing movement into one side and out of other side of opening etc.. Over, in, across an entire thing or place.

Concerning the cranium which encloses the brain.

state of something. Things necessary in order for some things to occur. To cause to behave automatically in a certain way.

Creating interest, happiness or pleasurable fear. To make someone feel happy, interested or eager.

situated on or near outside. situated beyond boundaries of place. external side or surface. Beyond the limits or edges of some place, thing.

Effort made to try to do or accomplish something. make effort to do.

cause, explanation, or justification for action or event. Explanations for why some things occurred or was done. To think and make conclusions in a logical manner.

talk about something with person or people.

A word made from the first letters of other words.

Part of a piece of music.

physical or mental condition that limits person's movements or activities. Conditions limiting your abilities to do some things.

physical or mental feature which is regarded as indicating condition of disease. Signs that suggests that there are problems.

Made by intertwining threads in a series of loops. To join or be joined closely together.

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.