Where does “cuidadosíssimo” come from?

cuidadosíssimo (Portuguese) comes from Portuguese cuidadoso, from Portuguese cuidado, from Old Portuguese cuidado, from Latin cogitatus, from Latin cōgitō, from Latin cōn-, from Latin cum, from Old Latin com — to bend; curve; arch; vault; to bow, bend, arch,...

Ancestry of “cuidadosíssimo”, step by step

StepLanguageWordMeaning
1Portuguesecuidadosocareful; meticulous
2Portuguesecuidadomeditated, thought-out; planned; watch out!
3Old Portuguesecuidado
4Latincogitatusthought, having been thought; considered, having...
5Latincōgitōto think
6Latincōn-Used in compounds to indicate a being or bringing together of several objects
7Latincumwith, along with; at; -fold
8Old LatincomAlternative form of cum
9Proto-Italickomwith, along, at
10Proto-Indo-Europeanḱómbeside, near, by, with
11Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
12Middle Englishkyt
13Germankittputty certain kinds of cement used for fixing e.g. window panes
14Old High Germankuti
15Proto-West Germanickwidugum, resin
16Proto-Germanickweduzresin
17Proto-Indo-Europeangʷet-resin, gum; to say, speak
18Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-Every word from Latin cōn-Every word from Proto-Indo-European gʷet-