Cry:
1 : to utter loudly : SHOUT
2 archaic : BEG, BESEECH
3 : to proclaim publicly : ADVERTISE <cry their wares>
intransitive senses
1 : to call loudly : SHOUT
2 : to shed tears often noisily : WEEP, SOB
3 : to utter a characteristic sound or call
4 : to require or suggest strongly a remedy or disposition <a hundred things which cry out for planning -- Roger Burlingame>
Complain:
1 : to express grief, pain, or discontent
2 : to make a formal accusation or charge
I'm expressing discontent, which is under Complain.