| A | B | 
| kilo | thousand | 
| mon | one; single | 
| hex | six | 
| pan, pant | all | 
| tetr | four | 
| di | two; twice | 
| tri | three | 
| pent | five | 
| oct | eight | 
| deca | ten | 
| poly | many; much | 
| dich | in two | 
| octave | the interval of 8 diatonic degrees | 
| monogamy | the practice of marrying only one person at a time | 
| kilohertz | a unit of frequency equal to 1000 hertz | 
| dilate | to make wider or larger; cause to expand | 
| pentathlete | a person that participates in a five track and field event in one meet | 
| tricep | a large three-headed exterior muscle of the upper arm | 
| panorama | an unbroken view of an entire area | 
| hexamerous | having six similar parts or divisions | 
| tetrode | a four element electron tube | 
| decagon | a polygon with ten angles and ten sides | 
| polyurethane | any various resins, widely varying in flexibility | 
| dichromatic | possessing or exhibiting two colors | 
| hept | seven | 
| ennea | nine | 
| tetralogy | group of four dramatic pieces | 
| monocle | eyeglass for one eye | 
| octopus | mollusk with eight arms | 
| triarchy | government by three persons |