This is the 4262nd most frequent Catalan word.
feixuc
Heavy, cumbersome.
Here, 'feixuc' refers to the speech being overly detailed and somewhat tiresome to follow.
El discurs va ser feixuc, ple de detalls innecessaris.
The speech was heavy, full of unnecessary details.
The adjective 'feixuc' describes the book implying it is challenging or cumbersome to read.
Aquest llibre és molt feixuc de llegir.
This book is very heavy (difficult) to read.
The adjective 'feixuc' conveys the physical difficulty or strenuousness of the manual work.