The basic tenets of an area of knowledge, basics, fundamentals.
The bread and wine of the Eucharist.
The weather, such as wind or rain.
The essential, core parts.
The center of the field.
Courage; determination.
Content, substance.
One's innermost feelings.
The entrails or contents of the abdomen.
The ring in the gambling game two-up in which the spinner operates; the centre.
To show determination or courage (especially in the combination guts out).
To eat greedily.