#!/bin/bash

if [ "$#" -ne 1 ]; then
    echo "Usage: $0 <input_file>"
    exit 1
fi

input_file=$1

if ! dpkg -l | grep -qw wbritish; then
    echo "Installing wbritish package."
    sudo apt-get update && sudo apt-get install -y wbritish
fi

if [ ! -f "$input_file" ]; then
    echo "File does not exist: $input_file"
    exit 2
fi

while IFS= read -r word; do
    if look "$word" /usr/share/dict/british-english > /dev/null; then
        echo "$word in dictionary"
    else
        echo "$word not in dictionary"
    fi
done < "$input_file"