One of the fastest ways to increase your vocabulary is by learning word parts, i.e., roots, prefixes, suffixes or forms.
alg, algesia, algia – pain
algesis – sense of pain
algein to suffer pain from algos-pain
analgesic – remedy that relieves pain; analgesia – absence of sense of pain; myalgia – pain in one of more muscles; algesthesia – hypersensitivity to pain; myoneuraligia – neuralgic pain in muscle; hypalgesia = diminished sensitivity to pain; algesimeter = instrument used to determine acuteness of pain perception; hyperalgesia = increased sensitivity to pain; adiposaligia – painful areas of subcutaneous fat; otalgia – earache; hypnalgia – pain occurring during sleep
Can you figure these out?
nostalgia, odontalgia, photalgia, psychalgia