https://www.ahdictionary.com/word/search.html...dis·a·gree·ment n.
1. A failure or refusal to agree.
2. A disparity; an inconsistency.
3.
a. A conflict or difference of opinion.
b. A quarrel.
http://www.oxfordlearnersdictionaries.com/def...disagreement noun
BrE /ˌdɪsəˈɡriːmənt/; NAmE /ˌdɪsəˈɡriːmənt/
a situation where people have different opinions about something and often argue disagreement (
about/on/over/as to something) Disagreement arose about exactly how to plan the show. disagreement on the method to be used
There's no room for disagreement on this point.
There is considerable disagreement over the safety of the treatment.
http://www.oxfordlearnersdictionaries.com/def...squabble verb
BrE /ˈskwɒbl/; NAmE /ˈskwɑːbl/
[intransitive] squabble (with somebody) (about/over something) to argue noisily about something that is not very important
https://www.ahdictionary.com/word/search.html...squab·ble
intr.v. squab·bled, squab·bling, squab·bles
To engage in a bad-tempered argument, often over a trivial matter; bicker. See Synonyms at argue.
n. A noisy quarrel, often about a trivial matter.
[Probably of Scandinavian origin.]
http://www.duden.de/rechtschreibung/HickhackHickhack, das oder der
Wortart: Substantiv, Neutrum oder Substantiv, maskulin
Gebrauch: umgangssprachlichWorttrennung: Hick|hack
nutzlose Streiterei; törichtes, zermürbendes Hin-und-her-Gerede
Beispiel
das innerparteiliche Hickhack um die Verteilung der Finanzen