hemi-, semi-, para-

hemi- means half, semi- means partial, and para- means beside or abnormal (Greek/Latin).

"HEM-ee / SEM-ee / PAIR-uh." Coach: "Hemi and semi divide; para usually puts something beside a structure or outside the usual pattern."

Examples: hemiplegia, hemiparesis, hemicolectomy, paraplegia, parathyroid.

Also: hemithorax, hemisphere, semiconscious, semipermeable, paraumbilical.