hold in

(verb) close in; darkness enclosed him". Synonyms: enclose, hold in, confine.

(verb) lessen the intensity of; temper; hold in restraint; hold or keep within limits. Synonyms: control, hold in, hold, contain, check, curb, moderate. Examples: "Moderate your alcohol intake." "Hold your tongue." "Hold your temper." "Control your anger."

(verb) hold back; keep from being perceived by others. Synonyms: conceal, hold back, hold in. Example: "She conceals her anger well."