QI-4

('qi' in the fourth tone)

There are 105 standard Chinese characters with a 'qi' pronunciation. A major sound-indicating components is 其 (15 occurences), but beyond that, there is little graphic consistency.

气 = gas, air

力气 = li(4)qi(-) = physical strength

力 = force, power

If a person is tired, he or she may say:

我没有力气. = Wo(3) mei(2) you(3) li(4)qi(-). = I have no energy.

*****

器 = ware

器材 = qi(4)cai(2) = equipment and material (used on shop signs)

器 is the tail charfacter in many electronic products

计算器 = ji(4)suan(4)qi(4) = calcualtor, computer

Also:

计算机 = ji(4)suan(4)ji(1) = calcualtor, computer