No definitions found for 'rough guess'
Perhaps one of these:
roughcaster,
rosacic,
réseaux associés pour la recherche européenne,
resaca, ga,
roccus saxatilis,
russus aculeatus,
rose chestnut,
rose-cheeked,
rachises,
race suicide,
ruscus aculeatus,
rosaceous,
rachischisis,
rchchco-,
rhachises,
rosy-cheeked,
rose acacia,
rosy cheeked,
roughcast