Crudely

The speech was crudely written, lacking any rhetorical flourishes or nuanced arguments.

The mechanic crudely repaired the engine, causing more problems than it solved.

The gamer crudely insulted other players during the online match.

The detective crudely reconstructed the crime scene, without accounting for all the evidence.

The technician crudely repaired the machine, resulting in further damage.

The mechanic crudely fixed the problem with duct tape instead of using proper tools.

The computer program was crudely coded, resulting in frequent crashes and errors.

The argument was crudely summarized, leaving out all the important details.

The gamer crudely taunted and insulted other players during the online match.